Practice Quiz15 minutes

Practice Quiz #1

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if the function is defined only for depicted arguments, than its domain differs from its support only by two points

Correct

Correct!

function's domain is $\mathbb{R}$

function's range include the value $-1$

Correct

Correct!

function's domain include the $[0; 6]$ segment

Correct

Correct!

Question 2

Let two functions $f(x)$ and $g(y)$ be defined by table of values:

x	1	2	3	4	5	6	7
$f$	4	8	-1	4	7	6	0

x	1	2	3	4	5	6	7
$g$	7	6	1	2	3	4	5

Write the sum of all values of $x$ that the composition $g \circ f$ is not determined. In case there is no such values, write -1

1 / 1 point

12

Correct

Correct!

Nothing of the above!

Correct

Correct!

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